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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
338 cal bullet "proto type"
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<blockquote data-quote="Black Diamond 408" data-source="post: 129201" data-attributes="member: 1563"><p><strong>Re: 338 cal bullet \"proto type\"</strong></p><p></p><p>James,</p><p> Yes the groves are a little narrow, i wasn't in the shop when he did the programing. He just used one tool setup for the first test. We wanted to see what kind of tolerance the machine can hold throughout the process. I will be testing bullets with wider grooves and more of the same. I have been visting with a professor at a university here, kinda brain storming, his mostly. This is what i have been thinking and tring to bring into the mix. In relation to a golf ball, the dimples is what make the ball perform, with out them it goes no where. With the radial grooves around the bullet this will impart(in theory)a drag reducing factor. The riflings will cut grooves length wise through the radial grooves making little rectangle dimples. While the bullet is spining these dimples help hold the bullet airborn. This is all theory at this point. If it don't work at least the testing will be fun. The Doc said he wants to write a paper on the tests and results. </p><p></p><p>Dave</p></blockquote><p></p>
[QUOTE="Black Diamond 408, post: 129201, member: 1563"] [b]Re: 338 cal bullet \"proto type\"[/b] James, Yes the groves are a little narrow, i wasn't in the shop when he did the programing. He just used one tool setup for the first test. We wanted to see what kind of tolerance the machine can hold throughout the process. I will be testing bullets with wider grooves and more of the same. I have been visting with a professor at a university here, kinda brain storming, his mostly. This is what i have been thinking and tring to bring into the mix. In relation to a golf ball, the dimples is what make the ball perform, with out them it goes no where. With the radial grooves around the bullet this will impart(in theory)a drag reducing factor. The riflings will cut grooves length wise through the radial grooves making little rectangle dimples. While the bullet is spining these dimples help hold the bullet airborn. This is all theory at this point. If it don't work at least the testing will be fun. The Doc said he wants to write a paper on the tests and results. Dave [/QUOTE]
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Rifles, Reloading, Optics, Equipment
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338 cal bullet "proto type"
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